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CN-224232206-U - Rotatable biological identification equipment illuminance check out test set

CN224232206UCN 224232206 UCN224232206 UCN 224232206UCN-224232206-U

Abstract

The illumination detection device of the rotatable biological identification device comprises a fixed base (1) and a support frame (7), wherein the fixed base comprises a first fixed groove (2), the first fixed groove (2) is used for fixing the biological identification device (3), the detection plate (4) comprises a second fixed groove (5), the second fixed groove (5) is used for fixing an illuminometer (6), the support frame (7) is located above the fixed base (1) and fixedly connected with the fixed base (1), the detection plate (4) is connected with the support frame (7) through a universal joint (8), and the universal joint (8) allows the detection plate (4) to conduct angle adjustment in multiple directions. The utility model can flexibly adjust the detection angle, omnidirectionally simulate the real illumination scene, is suitable for illumination detection equipment of various biological identification equipment (3), and can detect various biological identification equipment (3) under various illumination conditions.

Inventors

  • ZHOU ZONGMIN
  • LV FANGLU
  • ZHU LI
  • WANG BO

Assignees

  • 深圳市光鉴科技有限公司
  • 重庆光鉴傲深科技有限公司
  • 上海光鉴深傲科技有限公司

Dates

Publication Date
20260512
Application Date
20250523

Claims (10)

  1. 1. A rotatable biometric device illumination detection apparatus, comprising: a fixed base (1) comprising a first fixed slot (2), wherein the first fixed slot (2) is used for fixing the biological identification equipment (3); The detection plate (4) comprises a second fixing groove (5), wherein the second fixing groove (5) is used for fixing the illuminometer (6); The support frame (7) is positioned above the fixed base (1) and is fixedly connected with the fixed base (1); The detection plate (4) is connected with the supporting frame (7) through a universal joint (8), and the universal joint (8) allows the detection plate (4) to perform angle adjustment in multiple directions.
  2. 2. A rotatable biometric device illumination detection apparatus as claimed in claim 1, wherein the stationary base (1) comprises: the rotatable platform (9) is connected with the base main body (11) through a bearing (10); The first fixing groove (2) is fixedly arranged on the rotatable platform (9).
  3. 3. A rotatable biometric device illumination detection apparatus as in claim 2, wherein the rotatable platform (9) is provided with: a manual rotation mechanism (12) comprising anti-skid threads or a rotation handle arranged at the edge of the rotatable platform (9); An angle dial (13) which is matched with the pointer on the base main body (11) to indicate the rotation angle.
  4. 4. The rotatable biometric device illumination detection apparatus of claim 2, further comprising: a stepping motor (14) fixed in the base body (11); a reduction gear set (15) connecting the output shaft of the stepper motor (14) with the rotatable platform (9); A control panel (16) provided with a rotation speed adjusting button (17) and a forward and reverse switch (18).
  5. 5. A rotatable biometric device illumination detection apparatus as claimed in claim 1, wherein the universal joint (8) comprises: the ball head assembly (19) is fixed on the back surface of the detection plate (4); The ball socket seat (20) is connected with the top end of the supporting frame (7), and the ball head assembly (19) is rotatably clamped in the ball socket seat (20).
  6. 6. The illumination detection apparatus for a rotatable biometric apparatus as in claim 5, wherein the side wall of the socket (20) is provided with a locking knob (21) for fixing the rotation angle of the ball head assembly (19).
  7. 7. The illumination detection apparatus for rotatable biometric apparatus as in claim 1, wherein the first fixing groove (2) is provided therein with an elastic holding mechanism, comprising: At least two groups of symmetrically distributed spring clips (22); and the adjusting knob (23) is used for controlling the clamping force of the spring clamping piece (22).
  8. 8. The illumination detection apparatus for the rotatable biometric apparatus as in claim 1, wherein the second fixing groove (5) is a detachable clamping groove structure, and an adapter interface matched with the illuminometer (6) is provided at the bottom.
  9. 9. The illumination detection apparatus of a rotatable biometric apparatus as in claim 1, wherein the support frame (7) is a height-adjustable column comprising: a sleeved inner tube (24) and an outer tube (25); Positioning holes (26) and bolts (27) on the pipe wall.
  10. 10. The illumination detection apparatus for a rotatable biometric apparatus as in claim 1, further comprising an angle scale provided with: The outer edge of the universal joint (8) is used for displaying the horizontal deflection angle of the detection plate (4); And the edge of the detection plate (4) is used for displaying the pitching angle of the detection plate (4).

Description

Rotatable biological identification equipment illuminance check out test set Technical Field The utility model relates to the technical field of illuminance detection, in particular to an illuminance detection device of rotatable biological recognition equipment. Background Along with the wide application of the biological recognition technology, the biological recognition equipment (3) such as fingerprint recognition, face recognition, iris recognition and the like is permeated into a plurality of fields such as financial payment, security entrance guard, intelligent terminals and the like. In an actual application scene, the environment illumination condition has obvious influence on the recognition precision, response speed and reliability of the biological recognition device (3), and the condition of wrong recognition or incapability of recognition can be caused by too strong or too weak illumination. Therefore, the performance detection of the biological recognition device (3) under the environments with different illumination becomes a key link for guaranteeing the quality of the biological recognition device. The illuminance detection of the existing biological recognition device (3) usually adopts a fixed detection device, and the illuminometer (6) and the biological recognition device (3) are placed at a fixed angle and a fixed position for detection. However, the method has obvious disadvantages that on one hand, multi-angle illumination scenes, such as outdoor oblique light, indoor artificial illumination with complex angles and the like, possibly faced by the biological identification equipment (3) in actual use cannot be simulated, and on the other hand, comprehensive illumination detection on different surfaces and different areas of the biological identification equipment (3) is difficult, so that the detection result cannot truly reflect the actual performance of the equipment in the complex illumination environment. In addition, the traditional fixed detection device lacks flexibility, can not adapt to detection requirements of different specifications and different types of biological identification equipment (3), and has lower detection efficiency. Therefore, a need exists for an illumination detection device which can flexibly adjust the detection angle, omnidirectionally simulate real illumination scenes, adapt to various biological recognition devices (3), improve the detection accuracy and comprehensiveness, and ensure the reliable operation of the biological recognition devices (3) in various illumination environments. The foregoing background is only for the purpose of providing an understanding of the inventive concepts and technical aspects of the present utility model and is not necessarily prior art to the present application and is not intended to be used as an aid in the evaluation of the novelty and creativity of the present utility model in the event that no clear evidence indicates that such is already disclosed at the date of filing of the present application. Disclosure of utility model Therefore, the utility model is provided with the fixed base (1) and the detection plate (4), the detection plate (4) is connected with the support frame (7) through the universal joint (8), the detection angle can be flexibly adjusted, the real illumination scene is simulated in an omnibearing manner, the utility model is suitable for illumination detection equipment of various biological identification equipment (3), and the detection under various illumination conditions can be carried out on various biological identification equipment (3). The utility model provides a rotatable biological recognition device illuminance detection device, which is characterized by comprising: a fixed base (1) comprising a first fixed slot (2), wherein the first fixed slot (2) is used for fixing the biological identification equipment (3); The detection plate (4) comprises a second fixing groove (5), wherein the second fixing groove (5) is used for fixing the illuminometer (6); The support frame (7) is positioned above the fixed base (1) and is fixedly connected with the fixed base (1); The detection plate (4) is connected with the supporting frame (7) through a universal joint (8), and the universal joint (8) allows the detection plate (4) to perform angle adjustment in multiple directions. Optionally, the rotatable biological recognition device illuminance detection device is characterized in that the fixed base (1) comprises: the rotatable platform (9) is connected with the base main body (11) through a bearing (10); The first fixing groove (2) is fixedly arranged on the rotatable platform (9). Optionally, the rotatable biological recognition device illuminance detection device is characterized in that the rotatable platform (9) is provided with: a manual rotation mechanism (12) comprising anti-skid threads or a rotation handle arranged at the edge of the rotatable platform (9); An angle dial (13) whic